www.DataSheet4U.com
R
EM MICROELECTRONIC - MARIN SA
EM6121
26, 18, 10 & 2 MUX LCD Controller and Driver
Character Gene...
www.DataSheet4U.com
R
EM MICROELECTRONIC - MARIN SA
EM6121
26, 18, 10 & 2 MUX LCD Controller and Driver
Character Generator ROM and RAM inside
Description
EM6121 is controller and driver for character monochrome for TN and STN LCD displays. The driving capability is 26 rows x 80 columns (3x16, 2x24 or 1x48 rows of 16 characters + 160 icons) addressed by I2C or 3-wire interface. The chip includes a character generator CGROM of 240 characters and CGRAM of 16 characters. VLCD internally generated up to 9.35V without external components or with external
capacitors.
Character Sets
Alphanumeric Japanese, Chinese on request
Key Features
OTP Character Generator ROM and RAM No external components Lower power with external
capacitors option I2C and 3-wire interfaces Vertical Scrolling of 1, 2 or 3 lines of characters Horizontal Scrolling of 1 line of characters Partial or icon Display programmable LCD
voltage digitally programmable 3V to 9V Selectable x4, x3, x2 multiplier factor for VLCD Selectable Bias
voltages: 1/3, 1/3.5, 1/4, 1/4.5, 1/5, 1/5.5, 1/6 Supply
voltage from low 1.8V up to 3.3V True Low Current: IHV = 30/60µA IDD = 15µA (active) IDD = 1µA (sleep)
Typical Applications
DECT and Mobile phones Point-of-sale terminals Desktop displays Smart cards Portable, battery operated products Balances and scales, utility meters Printers Fax
Temperature compensation of VLCD (4 coefficients) Oscillator for LCD refresh on chip...
